37406500728 has 32 divisors (see below), whose sum is σ = 93861346560. Its totient is φ = 12422820960.

The previous prime is 37406500723. The next prime is 37406500751. The reversal of 37406500728 is 82700560473.

It is a self number, because there is not a number n which added to its sum of digits gives 37406500728.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (37406500723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2869150 + ... + 2882157.

It is an arithmetic number, because the mean of its divisors is an integer number (2933167080).

Almost surely, 2^37406500728 is an apocalyptic number.

It is an amenable number.

37406500728 is an abundant number, since it is smaller than the sum of its proper divisors (56454845832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

37406500728 is a wasteful number, since it uses less digits than its factorization.

37406500728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5751587 (or 5751583 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The spelling of 37406500728 in words is "thirty-seven billion, four hundred six million, five hundred thousand, seven hundred twenty-eight".